Web Only: the best of the blogs

The five must-read blogs from today, on Jon Cruddas, IDS and Clegg’s 1922 moment.

1. A leadership candidate with a convincing anti-war record will do best

At LabourList, Daniel Blaney says that a leader who voted and marched against the Iraq war would be best for the party.

2. Jon Cruddas for Mayor of London: the campaign starts here

Sunny Hundal says that Cruddas must be persuaded to run for mayor: he's the only candidate who can win against Boris Johnson.

3. Hurrah for Duncan Smith?

Hopi Sen points to a tension in today's proposed welfare reforms, between fundamental investment in helping people return to work and immediate public spending cuts.

4. Lib Dem deputy leadership. Nick Clegg's own 1922 Committee problem?

The Telegraph's James Kirkup explores whether the election of Simon Hughes as deputy leader would spell trouble for David Cameron.

5. How will the coalition partners do in the final seat?

PoliticalBetting's Mike Smithson suggests that an expenses controversy may harm the Conservative vote in today's Thirsk and Malton election.